Counting tar sands, ________ has the second largest oil reserves in the world.
A. Mexico
B. Nigeria
C. the United States
D. Canada
E. Brazil
Answer: D
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What Muslim people of western Sumatra live in what cultural anthropologists deem a "modern matriarchy" where women have a great deal of autonomy over their households?
A) Malays B) Jemaah Islamiyah C) Minangkabau D) Balinese E) Aceh
Passive margins are also referred to as ____
a. Converging-type margins b. Pacific-type margins c. Atlantic-type margins d. Basin-type margins e. Inactive-type margins
The soil structure resulting from the castings of earthworms
A) improves the infiltration and aeration of soil. B) decreases the infiltration and aeration of soil. C) decreases the nutrient-holding capacity of soil. D) improves the nutrient-holding capacity but decreases the aeration of soil.
For ecosystems, what specific step can reduce the impact of global temperature increase?
A) Improve coastal dikes and canals. B) Establish efficient irrigation systems. C) Develop drought-hardy plants. D) Conservation of wetlands and biodiversity E) Implement immunization programs to prevent spread of diseases.